CA2928882C - Encoder for encoding an audio signal, audio transmission system and method for determining correction values - Google Patents

Encoder for encoding an audio signal, audio transmission system and method for determining correction values Download PDF

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Publication number
CA2928882C
CA2928882C CA2928882A CA2928882A CA2928882C CA 2928882 C CA2928882 C CA 2928882C CA 2928882 A CA2928882 A CA 2928882A CA 2928882 A CA2928882 A CA 2928882A CA 2928882 C CA2928882 C CA 2928882C
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Prior art keywords
weighting factors
audio signal
prediction coefficients
multitude
correction values
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English (en)
French (fr)
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CA2928882A1 (en
Inventor
Konstantin Schmidt
Guillaume Fuchs
Matthias Neusinger
Martin Dietz
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16Vocoder architecture
    • G10L19/167Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032Quantisation or dequantisation of spectral components
    • G10L19/038Vector quantisation, e.g. TwinVQ audio
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/005Correction of errors induced by the transmission channel, if related to the coding algorithm
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032Quantisation or dequantisation of spectral components
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/06Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA2928882A 2013-11-13 2014-11-06 Encoder for encoding an audio signal, audio transmission system and method for determining correction values Active CA2928882C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13192735.2 2013-11-13
EP13192735 2013-11-13
EP14178815 2014-07-28
EP14178815.8 2014-07-28
PCT/EP2014/073960 WO2015071173A1 (en) 2013-11-13 2014-11-06 Encoder for encoding an audio signal, audio transmission system and method for determining correction values

Publications (2)

Publication Number Publication Date
CA2928882A1 CA2928882A1 (en) 2015-05-21
CA2928882C true CA2928882C (en) 2018-08-14

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Family Applications (1)

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CA2928882A Active CA2928882C (en) 2013-11-13 2014-11-06 Encoder for encoding an audio signal, audio transmission system and method for determining correction values

Country Status (16)

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US (4) US9818420B2 (de)
EP (3) EP3483881B1 (de)
JP (1) JP6272619B2 (de)
KR (1) KR101831088B1 (de)
CN (2) CN111179953B (de)
AU (1) AU2014350366B2 (de)
BR (1) BR112016010197B1 (de)
CA (1) CA2928882C (de)
ES (2) ES2991546T3 (de)
MX (1) MX356164B (de)
PL (2) PL3483881T3 (de)
PT (1) PT3069338T (de)
RU (1) RU2643646C2 (de)
TW (1) TWI571867B (de)
WO (1) WO2015071173A1 (de)
ZA (1) ZA201603823B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102623012B (zh) * 2011-01-26 2014-08-20 华为技术有限公司 矢量联合编解码方法及编解码器
EP3483881B1 (de) 2013-11-13 2024-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codierer zur codierung eines audiosignals, audioübertragungssystem und verfahren zur bestimmung von korrekturwerten
US9978381B2 (en) * 2016-02-12 2018-05-22 Qualcomm Incorporated Encoding of multiple audio signals
WO2019091573A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an audio signal using downsampling or interpolation of scale parameters
EP3483879A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analyse-/synthese-fensterfunktion für modulierte geläppte transformation
EP3483884A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signalfiltrierung
EP3483886A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Auswahl einer grundfrequenz
EP3483878A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiodecoder mit auswahlfunktion für unterschiedliche verlustmaskierungswerkzeuge
WO2019091576A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
EP3483880A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Zeitliche rauschformung
EP3483883A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierung und -dekodierung mit selektiver nachfilterung
EP3483882A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Steuerung der bandbreite in codierern und/oder decodierern
KR20190069192A (ko) 2017-12-11 2019-06-19 한국전자통신연구원 오디오 신호의 채널 파라미터 예측 방법 및 장치
CN111670439A (zh) * 2017-12-19 2020-09-15 杜比国际公司 用于统一语音及音频解码改进的方法及设备系统
CN116614626B (zh) * 2022-02-08 2026-03-27 恒玄科技(上海)股份有限公司 频谱量化、编码方法和编码器
CN114734436B (zh) * 2022-03-24 2023-12-22 苏州艾利特机器人有限公司 一种机器人的编码器校准方法、装置及机器人
WO2024167252A1 (ko) * 2023-02-09 2024-08-15 한국전자통신연구원 오디오 신호 코딩 방법 및 이를 수행하는 장치

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE467806B (sv) 1991-01-14 1992-09-14 Ericsson Telefon Ab L M Metod att kvantisera linjespektralfrekvenser (lsf) vid beraekning av parametrar foer ett analysfilter ingaaende i en talkodare
JPH0764599A (ja) * 1993-08-24 1995-03-10 Hitachi Ltd 線スペクトル対パラメータのベクトル量子化方法とクラスタリング方法および音声符号化方法並びにそれらの装置
JP3273455B2 (ja) 1994-10-07 2002-04-08 日本電信電話株式会社 ベクトル量子化方法及びその復号化器
US6098037A (en) * 1998-05-19 2000-08-01 Texas Instruments Incorporated Formant weighted vector quantization of LPC excitation harmonic spectral amplitudes
DE19947877C2 (de) 1999-10-05 2001-09-13 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Einbringen von Informationen in einen Datenstrom sowie Verfahren und Vorrichtung zum Codieren eines Audiosignals
CA2733453C (en) * 2000-11-30 2014-10-14 Panasonic Corporation Lpc vector quantization apparatus
US8271274B2 (en) 2006-02-22 2012-09-18 France Telecom Coding/decoding of a digital audio signal, in CELP technique
DE102006051673A1 (de) 2006-11-02 2008-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Nachbearbeiten von Spektralwerten und Encodierer und Decodierer für Audiosignale
KR101412255B1 (ko) 2006-12-13 2014-08-14 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치 및 이들의 방법
RU2464650C2 (ru) * 2006-12-13 2012-10-20 Панасоник Корпорэйшн Устройство и способ кодирования, устройство и способ декодирования
ATE518224T1 (de) * 2008-01-04 2011-08-15 Dolby Int Ab Audiokodierer und -dekodierer
US8831936B2 (en) * 2008-05-29 2014-09-09 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for speech signal processing using spectral contrast enhancement
EP2144231A1 (de) * 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierungs-/-dekodierungschema geringer Bitrate mit gemeinsamer Vorverarbeitung
KR101392546B1 (ko) * 2008-09-11 2014-05-08 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 마이크로폰 신호를 기반으로 공간 큐의 세트를 제공하는 장치, 방법 및 컴퓨터 프로그램과, 2채널 오디오 신호 및 공간 큐의 세트를 제공하는 장치
US20100191534A1 (en) * 2009-01-23 2010-07-29 Qualcomm Incorporated Method and apparatus for compression or decompression of digital signals
US8428938B2 (en) * 2009-06-04 2013-04-23 Qualcomm Incorporated Systems and methods for reconstructing an erased speech frame
KR100963219B1 (ko) 2009-09-09 2010-06-10 민 우 전 연결부재를 이용한 관 연결공법
ES2441069T3 (es) * 2009-10-08 2014-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decodificador multimodo para señal de audio, codificador multimodo para señal de audio, procedimiento y programa de computación que usan un modelado de ruido en base a linealidad-predicción-codificación
MX2012004648A (es) * 2009-10-20 2012-05-29 Fraunhofer Ges Forschung Codificacion de señal de audio, decodificador de señal de audio, metodo para codificar o decodificar una señal de audio utilizando una cancelacion del tipo aliasing.
WO2011048094A1 (en) * 2009-10-20 2011-04-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-mode audio codec and celp coding adapted therefore
US8600737B2 (en) * 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
FR2961980A1 (fr) * 2010-06-24 2011-12-30 France Telecom Controle d'une boucle de retroaction de mise en forme de bruit dans un codeur de signal audionumerique
ES2710554T3 (es) * 2010-07-08 2019-04-25 Fraunhofer Ges Forschung Codificador que utiliza cancelación del efecto de solapamiento hacia delante
KR101747917B1 (ko) 2010-10-18 2017-06-15 삼성전자주식회사 선형 예측 계수를 양자화하기 위한 저복잡도를 가지는 가중치 함수 결정 장치 및 방법
TWI488176B (zh) * 2011-02-14 2015-06-11 Fraunhofer Ges Forschung 音訊信號音軌脈衝位置之編碼與解碼技術
KR101613673B1 (ko) * 2011-02-14 2016-04-29 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 불활성 위상 동안에 잡음 합성을 사용하는 오디오 코덱
CN103620676B (zh) * 2011-04-21 2016-03-09 三星电子株式会社 对线性预测编码系数进行量化的方法、声音编码方法、对线性预测编码系数进行反量化的方法、声音解码方法以及记录介质
US9115883B1 (en) 2012-07-18 2015-08-25 C-M Glo, Llc Variable length lamp
CA2898024C (en) * 2013-01-29 2018-09-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Noise filling concept
CN104517611B (zh) * 2013-09-26 2016-05-25 华为技术有限公司 一种高频激励信号预测方法及装置
EP3483881B1 (de) * 2013-11-13 2024-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codierer zur codierung eines audiosignals, audioübertragungssystem und verfahren zur bestimmung von korrekturwerten

Also Published As

Publication number Publication date
ES2991546T3 (es) 2024-12-04
US20180047403A1 (en) 2018-02-15
BR112016010197B1 (pt) 2021-12-21
ZA201603823B (en) 2017-11-29
CA2928882A1 (en) 2015-05-21
AU2014350366B2 (en) 2017-02-23
RU2643646C2 (ru) 2018-02-02
CN111179953A (zh) 2020-05-19
CN111179953B (zh) 2023-09-26
WO2015071173A1 (en) 2015-05-21
EP3069338A1 (de) 2016-09-21
US10354666B2 (en) 2019-07-16
EP3069338B1 (de) 2018-12-19
US20160247516A1 (en) 2016-08-25
TW201523594A (zh) 2015-06-16
PL3483881T3 (pl) 2025-03-31
EP4475123A2 (de) 2024-12-11
EP3483881B1 (de) 2024-10-02
KR20160079110A (ko) 2016-07-05
JP2017501430A (ja) 2017-01-12
BR112016010197A2 (pt) 2017-08-08
ES2716652T3 (es) 2019-06-13
PL3069338T3 (pl) 2019-06-28
US9818420B2 (en) 2017-11-14
US10720172B2 (en) 2020-07-21
JP6272619B2 (ja) 2018-01-31
CN105723455A (zh) 2016-06-29
EP3483881C0 (de) 2024-10-02
TWI571867B (zh) 2017-02-21
MX356164B (es) 2018-05-16
RU2016122865A (ru) 2017-12-18
US10229693B2 (en) 2019-03-12
AU2014350366A1 (en) 2016-05-26
US20190189142A1 (en) 2019-06-20
EP3483881A1 (de) 2019-05-15
EP4475123A3 (de) 2024-12-25
US20170309284A1 (en) 2017-10-26
PT3069338T (pt) 2019-03-26
CN105723455B (zh) 2020-01-24
MX2016006208A (es) 2016-09-13
KR101831088B1 (ko) 2018-02-21

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